diff --git a/src/Directory.Build.props b/src/Directory.Build.props
index c1cd5da1e2..e2c62112f4 100644
--- a/src/Directory.Build.props
+++ b/src/Directory.Build.props
@@ -2,7 +2,7 @@
   <PropertyGroup>
     <Version>3.0.54016</Version>
     <FileVersion>3.0.54016.0</FileVersion>
-    <LangVersion>latest</LangVersion>
+    <LangVersion>12.0</LangVersion>
     <DebugType>embedded</DebugType>
 
     <RepositoryType>git</RepositoryType>